| UIUltramar INC | Wilmington | CA | — | ◇ UNVERIFIED |
| UCUnelko Corporation | Scottsdale | AZ | — | ◇ UNVERIFIED |
| UDUnilever Distribution Center | Bloomington | CA | — | ◇ UNVERIFIED |
| UHUnilever Home & Personal Care USA | Rolling Meadows | IL | — | ◇ UNVERIFIED |
| UMUnilever Manufacturing | Jonesboro | AR | — | ◇ UNVERIFIED |
| UCUnion Carbide | Penuelas | PR | — | ◇ UNVERIFIED |
| UCUnion Carbide CORP | Torrance | CA | — | ◇ UNVERIFIED |
| UCUnion Carbide CORP Holz Impoundment | Near South Charleston | WV | — | ◇ UNVERIFIED |
| UOUnion Oil CO of Cal | Los Angeles | CA | — | ◇ UNVERIFIED |
| UMUnique Machine Main Plant | Anchorage | AK | — | ◇ UNVERIFIED |
| UBUnited Beauty Brands LLC | Los Angeles | CA | — | ◇ UNVERIFIED |
| UCUnited Consortium, INC. | Valencia | CA | — | ◇ UNVERIFIED |
| URUnited Recyclers | Dallas | TX | — | ◇ UNVERIFIED |
| URUnited R.t.m., INC. | Los Angeles | CA | — | ◇ UNVERIFIED |
| USUnited Salt Corporation | Missouri City | TX | — | ◇ UNVERIFIED |
| USUnited States Department of Energy Savannah River Site | Aiken | SC | — | ◇ UNVERIFIED |
| USUnites States Coastguard Ca | San Pedro | CA | — | ◇ UNVERIFIED |
| USUnivar Solutions Liquids Plant Legacy Magnablend | Waxahachie | TX | — | ◇ UNVERIFIED |
| USUnivar Solutions USA LLC | Fairfield | CA | — | ◇ UNVERIFIED |
| UUUnivar USA INC | Hobbs | NM | — | ◇ UNVERIFIED |
| UEUniversal Environmental Services LLC | Florence | KY | — | ◇ UNVERIFIED |
| ULUniversal Lubricants-lyons, Ks | Lyons | KS | — | ◇ UNVERIFIED |
| UPUniversal Packing Systems Dba Pak Lab | Batavia | OH | — | ◇ UNVERIFIED |
| UPUniversal Polymer Corporation | Chino | CA | — | ◇ UNVERIFIED |
| UPUniversal Precision | Hayward | CA | — | ◇ UNVERIFIED |
| URUniversal Refining of Sc LLC | Saint George | SC | — | ◇ UNVERIFIED |
| UUnknown | Rocklin | CA | — | ◇ UNVERIFIED |
| UUnknown | Diamond Bar | CA | — | ◇ UNVERIFIED |
| UHUnlimited Horizons, L.l.c. | Matthews | NC | — | ◇ UNVERIFIED |
| UUnocal | Wilmington | CA | — | ◇ UNVERIFIED |
| UUnocal | Saugus | CA | — | ◇ UNVERIFIED |
| URUnocal Retort | Unk | CO | — | ◇ UNVERIFIED |
| UUps | Kettleman City | CA | — | ◇ UNVERIFIED |
| USUps Small Package | Kettleman City | CA | — | ◇ UNVERIFIED |
 Urban Electric Power INC | Pearl River | NY | — | ◇ UNVERIFIED |
| UBUrnex Brand INC | Elmsford | NY | — | ◇ UNVERIFIED |
| UAUS Army Fort Shafter | Fort Shafter | HI | — | ◇ UNVERIFIED |
| UAU.s. Army - Pine Bluff Arsenal | White Hall | AR | — | ◇ UNVERIFIED |
| UBUS Banknote CORP | Philadelphia | PA | — | ◇ UNVERIFIED |
| UCUS Coast Guard Cutter Waesche | Alameda | CA | — | ◇ UNVERIFIED |
| UUUsda Usfs R05 Air Attack Base | Chico | CA | — | ◇ UNVERIFIED |
| UDUS Doi Blm Pocatello Air Tanker Base | Pocatello | ID | — | ◇ UNVERIFIED |
| UDUS Doi Blm Twin Falls Air Tanker Base | Twin Falls | ID | — | ◇ UNVERIFIED |
| UOUsdol Osha | Mohrsville | PA | — | ◇ UNVERIFIED |
| UOUsdol Osha | Dalton | GA | — | ◇ UNVERIFIED |
| UOUsdol Osha- Hasbrouck Heights Area Office | Moonachie | NJ | — | ◇ UNVERIFIED |
| UOUsdol Osha Jackson | Madison | MS | — | ◇ UNVERIFIED |
| UEUS Ecology Alaska, LLC | Anchorage | AK | — | ◇ UNVERIFIED |
| UOUsher Oil Service INC | Detroit | MI | — | ◇ UNVERIFIED |
| UOUS Oil and Refining CO Marine Terminal | Tacoma | WA | — | ◇ UNVERIFIED |
| UPUS Postal Service | Portland | OR | — | ◇ UNVERIFIED |
| USU.s. Soaps Mfg Company | Raleigh | NC | — | ◇ UNVERIFIED |
| UIUss-posco Industries | Pittsburg | CA | — | ◇ UNVERIFIED |
| USUS Steel | Epes | AL | — | ◇ UNVERIFIED |
| UWU.s. Water Services | Aberdeen | MD | — | ◇ UNVERIFIED |
| UWUS Water Services | Carrollton | MO | — | ◇ UNVERIFIED |
 Utah Foam Products CO. INC. | Nephi | UT | — | ◇ UNVERIFIED |
| VPVacuum Process Engineering | Sacramento | CA | — | ◇ UNVERIFIED |
| VAValero Arkansas City Terminal | Arkansas City | KS | — | ◇ UNVERIFIED |
| VBValero Benicia Asphalt Plant | Benicia | CA | — | ◇ UNVERIFIED |
| VCValero Corner Store 2351 | Sweeny | TX | — | ◇ UNVERIFIED |
| VLValero Louisville Terminal | Louisville | KY | — | ◇ UNVERIFIED |
| VMValero Marketing and Supply Company | Meraux | LA | — | ◇ UNVERIFIED |
| VOValero Olympic Tank Farm | Wilmington | CA | — | ◇ UNVERIFIED |
| VPValero Partners Three Rivers | Three Rivers | TX | — | ◇ UNVERIFIED |
| VRValero Refinery Three Rivers | Three Rivers | TX | — | ◇ UNVERIFIED |
| VRValero Refining Company | Benicia | CA | — | ◇ UNVERIFIED |
| VTValero Texas City Refinery Fire | Texas City | TX | — | ◇ UNVERIFIED |
| VBValley Best Concrete | Fowler | CA | — | ◇ UNVERIFIED |
| VEValley Energy | Sterling | IL | — | ◇ UNVERIFIED |
| VNValley Natl Gases Wv Llc/west Mifflin | West Mifflin | PA | — | ◇ UNVERIFIED |
| VOValley Oil Company | Santa Cruz | CA | — | ◇ UNVERIFIED |
| VPValley Products Company | Memphis | TN | — | ◇ UNVERIFIED |
| VVValor Ventures Group, LLC | Plano | TX | — | ◇ UNVERIFIED |
| VLValovoline LLC | Barstow | CA | — | ◇ UNVERIFIED |
| VPValue Products INC | Stockton | CA | — | ◇ UNVERIFIED |
| VPValue Products INC | Santa Clara | CA | — | ◇ UNVERIFIED |
| VSVanguard Soap LLC | Memphis | TN | — | ◇ UNVERIFIED |
| VHVan Houtte INC | Henderson | KY | — | ◇ UNVERIFIED |
| VCVape Craft LLC | Vista | CA | — | ◇ UNVERIFIED |
| VIVapor Image LLC | Hanover | MA | — | ◇ UNVERIFIED |
| VSVapor Source Hq | Pueblo | CO | — | ◇ UNVERIFIED |
| VIVaravo INC | North Hollywood | CA | — | ◇ UNVERIFIED |
| VIVarian INC | Lake Forest | CA | — | ◇ UNVERIFIED |
| VSVarian Sample Preparation Products | Harbor City | CA | — | ◇ UNVERIFIED |
| VSVending Security Products, INC. | Costa Mesa | CA | — | ◇ UNVERIFIED |
| VLVenoil LLC | Anacortes | WA | — | ◇ UNVERIFIED |
| VIVenta INC | Broomfield | CO | — | ◇ UNVERIFIED |
| VRVentura Refining and Transmission, LLC / Thomas Rfnry | Thomas | OK | — | ◇ UNVERIFIED |
| VCVenture Chemical INC. | Seagraves | TX | — | ◇ UNVERIFIED |
| VIVenturetech INC. | Knoxville | TN | — | ◇ UNVERIFIED |
| VWVeolia Water North America Operating Services, LLC | Corpus Christi | TX | — | ◇ UNVERIFIED |
| VIVerifone INC | Lincoln | CA | — | ◇ UNVERIFIED |
| VMVersum Materials US LLC - Suite 101 | Tempe | AZ | — | ◇ UNVERIFIED |
| VTVer Tech Laboratories Inc | Rockford | MN | — | ◇ UNVERIFIED |
| VCVertex Chemical Corporation Memphis, Tn | Memphis | TN | — | ◇ UNVERIFIED |
| VOVertex Oil Swap (vrtxsw) - Marrero Terminal | Marrero | LA | — | ◇ UNVERIFIED |
| VRVertex Recovery | Baytown | TX | — | ◇ UNVERIFIED |
| VRVertex Refining Myrtle Grove LLC | Belle Chasse | LA | — | ◇ UNVERIFIED |
| VRVertical Ride Solutions | Santa Ana | CA | — | ◇ UNVERIFIED |
